Home / 2,390,410.20-3,585,615.30-2,154,214.20

Finding the Fourth Proportional to 2,390,410.20, 3,585,615.30 and 2,154,214.20

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Solution

The fourth proportional to 2,390,410.20, 3,585,615.30 and 2,154,214.20 is: 3,231,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,410.20 : 3,585,615.30 = 2,154,214.20 : x
  2. Step 2: Convert to fraction form
    2,390,410.20/3,585,615.30 = 2,154,214.20/x
  3. Step 3: Cross multiply
    2,390,410.20x = 3,585,615.30 × 2,154,214.20
  4. Step 4: Simplify right side
    2,390,410.20x = 7,724,183,394,997.26
  5. Step 5: Solve for x
    x = 7,724,183,394,997.26/2,390,410.20
  6. Step 6: Final answer
    x = 3,231,321.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.